When Mrs. Merz asks her sixth grade class to write poems of apology, they end up liking their poems so much that they decide to put them together into a book. Not only that, but they get the people to whom they apologized to write poems back. In haiku, pantoums, two-part poems, snippets, and rhymes, Mrs. Merz"s class writes of crushes, overbearing parents, loving and losing pets, and more. Some poets are deeply sorry; some not at all. Some are forgiven;...